Exodus 28:13

28:13 You are to make filigree settings of gold

Exodus 31:4

31:4 to make artistic designs ¹  for work with gold, with silver, and with bronze,

[31:4]  ¹ tn The expression is לַחְשֹׁב מַחֲשָׁבֹת (lakhshov makhashavot, “to devise devices”). The infinitive emphasizes that Bezalel will be able to design or plan works that are artistic or skillful. He will think thoughts or devise the plans, and then he will execute them in silver or stone or whatever other material he uses.